Page 7 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

BRAKE

40 VANE HYBRID MUSTANG II CALIPER
DIRECTIONAL ROTORS BRACKETS
Heavy duty 40 vane brake rotors provide added Install smaller hybrid style rotors and intermediate GM
strength and cooling over standard 36 vane rotors. metric style calipers on stock height or lowered Mustang II
11.75" x 1.25" 8 bolt rotors weigh just 11 pounds and spindles with these bolt-on caliper brackets. Lightweight
have ball milled slots to keep rotor clean. steel brackets weigh just one pound each and are sold
Part No. Description individually. Commonly used on modifieds and stock cars.
ALL42004 LH 1.25" x 11.75" 8-Bolt ALL42004 Part No. Description
ALL42005 RH 1.25" x 11.75" 8-Bolt ALL42118 LH Hybrid Caliper Bracket ALL42118
ALL42119 RH Hybrid Caliper Bracket
36 VANE GM 7.5" REAR CALIPER BRACKETS
DIRECTIONAL ROTORS Steel bolt-on brackets are used when converting drum brake equipped 7.5"
Rotors have 36 directional cooling vanes and are GM style rear ends to disc brakes. 1/4" thick brackets replace the drum brake
1-1/4" thick x 11-3/4" dia. Directional cooling vanes backing plates to provide secure mounting for standard intermediate metric
allow brakes to run much cooler than conventional rotor calipers (ALL42083 and ALL42084).
designs. Rotors fit solid mounting brake hats or hubs.
Part No. Description
ALL42000 LH 1.25" x 11.75" 8-Bolt
ALL42001 RH 1.25" x 11.75" 8-Bolt ALL42000
ALL42180 ALL42181
ROTOR BOLT KIT
ALL42026
Part No.
Description
Grade 5, 5/16" bolts fasten disc brake rotors ALL42180 LH Bracket
to rotor hat or hub. Includes ten bolts, ten ALL42181 RH Bracket
washers and ten self-locking nuts.
REAR CALIPER BRACKETS
Made from 1/4" thick steel, brackets fit 3" diameter axle housings and work
with 11.75" diameter rotors. Available for many setups.
STAMPED STEEL ROTOR HAT
ALL42120
Brake hat fits 8-bolt rotors with 7" bolt circle
mount. Made of stamped steel with a 3" offset and
drilled for 4-1/2", 4-3/4" and 5" bolt circles. Hat has
3.060" diameter centering hole and fits axle flanges
with up to 5.75" diameter. Drilled for 1/2" wheel
studs. IMCA Legal.

CAST ALUMINUM ROTOR HATS ALL42102 ALL42103 ALL42186
Part No.
Cast aluminum hats are available in two offsets, fit Clamp-On Brackets Description
8-bolt rotors with 7" bolt circle mount, have a 3.060" ALL42101 For Big GM Style Calipers, 7" Spacing
dia. centering hole and fit axle flanges with up to ALL42103 For GM Metric Calipers, 5-1/2" Spacing, Wide Clamp
6.050" diameter. Drilled for 1/2" studs. ALL42185 For GM Metric Calipers, 5-1/2" Spacing, Narrow Clamp
Part No. Description For GM Metric Calipers, 5-1/2" Spacing, Narrow Clamp With
ALL42129 2-1/2" Offset, 2.2 Lbs. ALL42186 Reinforcing Gussets
ALL42128 3" Offset, 2.5 Lbs. ALL42129 ALL42105 Wilwood Dynalite Calipers, 5-1/4" Spacing
ALL42109 Wilwood Superlite Calipers, 3-1/2" Spacing
MUSTANG II Weld-On Brackets For Big GM Style Calipers, 7" Spacing
ALL42100
CALIPER BRACKETS ALL42102 GM Metric Calipers, 5-1/2" Spacing
Install 11" Granada style rotors and intermediate Wilwood Dynalite And Sierra Mini GN Dual
GM metric style calipers on stock height or lowered Mustang ALL42104 Calipers, 5-1/4" Spacing
II spindles with these bolt-on caliper brackets. Lightweight steel ALL42108 Wilwood Superlite And Sierra XL Calipers, 3-1/2" Spacing
brackets weigh just over one pound each and are sold individually.
Commonly used on modifieds and stock cars. GM METRIC CALIPER BRACKET
Part No. Description ALL42133
ALL42110 LH Caliper Bracket 3-piece modular bracket has the caliper
ALL42111 RH Caliper Bracket bracket bolted separately for easy installation
to a 3" axle tube without removing the rear hub
assembly. Specially designed to mount a GM
metric caliper with 5-1/2" bolt spacing to axle tube
ALL42111 when using a 11-3/4" diameter brake rotor. Additional locking
bolts install into axle tube to help prevent bracket from rotating.

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